A - Human Necessities – 47 – L
Patent
A - Human Necessities
47
L
15/74
A47L 11/30 (2006.01) A47L 11/16 (2006.01)
Patent
CA 1257953
Abstract The invention pertains to a floor cleaning machine comprising an electrical means for controlling the operation of the brush head lever motor to maintain the brush pressure at an operator-set value. An improved brush pressure regulating system which is operator-adjustable, is provided.
489146
Bereskin & Parr
Johnsondiversey Inc.
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